<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>这里没有什么只有一些菜鸟</title>
</head>
<body>
    <h1>请登录乱七八糟的界面</h1>
    <form>
        <div>
            <input id="usernaem" type="text" class="um" placeholder="请输入用户名"/>
        </div>
        <div>
            <input id="password" type="password" class="pwd" placeholder="请输入密码" />
        </div>
        <div>
            <input id="button1" type="button" class="button1" value="登录" >
        </div>
        <div>
            <input id="button2" type="button" class="button2" value="注册" >
        </div>
    </form>
</body>
</html>